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Official data from INPI

REVESTIMENTO DE BORRACHA PARA METAIS DE DESGASTE EM TAMBORES ROTATIVOS

ConcedidaInvention Patent

Application data

Number

PI8103579

Type

Invention Patent

Filing

06/10/1980

Publication

03/02/1982

Progress at the INPI

  1. Filing06/10/80
  2. Publication03/02/82
  3. Examination02/21/84
  4. Allowance10/09/84
  5. Grant12/30/86
  6. Terminated08/07/90

The patent was granted on 12/30/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SKEGA AB

Inventors

A. M. (pessoa física)

P. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

Notificação para pagamento de retribuição

#13.1

03/11/1986

RPI 803

110

11/05/1985

RPI 785

Recurso

#12.1

02/12/1985

RPI 747

Deferimento

#9.1

10/09/1984

RPI 729

Solicitação de exame técnico

#4.1

02/21/1984

RPI 696

Publicação do pedido de patente

#3.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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